defer closing file when loading data

dns/dns.go

@@ -89,7 +89,10 @@ func loadFile(ty string, currentDomain *domain) {
 	f, err := os.Open(filePath)
 	if err != nil {
 		color.Warnf("Could not load file for domain %s: %s\n", currentDomain.Root, err)
-	} else {
+		return
+	}
+	defer f.Close()
+
 	log.Printf("Reading file: %s", filePath)
 	scanner := bufio.NewScanner(f)
 
@@ -110,8 +113,6 @@ func loadFile(ty string, currentDomain *domain) {
 		}
 	}
 	color.Infof("Read file: %s\n", filePath)
-	}
-	f.Close()
 }
 
 func Init(dataPath string) {